The title compound, [NiL]5[V34O82·8H2O (1, L=5,5,7,12,12,14-hexamethyl-1,4,8,11-tetraazacyclotetradecane), has been synthesized under hydrothermal conditions and structurally characterized by EA, IR, XPS, TG an...The title compound, [NiL]5[V34O82·8H2O (1, L=5,5,7,12,12,14-hexamethyl-1,4,8,11-tetraazacyclotetradecane), has been synthesized under hydrothermal conditions and structurally characterized by EA, IR, XPS, TG and single-crystal X-ray diffraction. It crystallizes in the monoclinic system, space group C2/c with a=33.061(4), b=15.3457(17), c=33.902(4), β=101.930(2)°, Mr=4904.08, V=16828(3)3 , Z=4, Dc=1.936 g/cm3 , F(000)=9832, μ=2.425 mm-1 , the final R=0.0402 and wR=0.0969. The mixed valence vanadium clusters of [V34O82]10- bridges [NiL]2+ to form a one-dimensional chain in 1. To the best of our knowledge, the title complex is the first example of organic-inorganic hybrid material involving the largest vanadium cluster of [V34O82]10-.展开更多
基金supported by the Science and Technology Planning Project of Hunan Province (2012FJ3050, 2012NK3067)the Construct Program of the Key Discipline in Hunan Province (2011–76)the Science and Technology Innovative Research Team in Higher Educational Institutions of Hunan Province (2012–318)
文摘The title compound, [NiL]5[V34O82·8H2O (1, L=5,5,7,12,12,14-hexamethyl-1,4,8,11-tetraazacyclotetradecane), has been synthesized under hydrothermal conditions and structurally characterized by EA, IR, XPS, TG and single-crystal X-ray diffraction. It crystallizes in the monoclinic system, space group C2/c with a=33.061(4), b=15.3457(17), c=33.902(4), β=101.930(2)°, Mr=4904.08, V=16828(3)3 , Z=4, Dc=1.936 g/cm3 , F(000)=9832, μ=2.425 mm-1 , the final R=0.0402 and wR=0.0969. The mixed valence vanadium clusters of [V34O82]10- bridges [NiL]2+ to form a one-dimensional chain in 1. To the best of our knowledge, the title complex is the first example of organic-inorganic hybrid material involving the largest vanadium cluster of [V34O82]10-.